Telephone handset housing



FIG. 1 is a top, left, front, perspective view of a telephone handset housing;

FIG. 2 is a right elevation view thereof; and,

FIG. 3 is a rear elevation view thereof.

The broken lines showing in FIGS. 1-3 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a telephone handset housing, as shown and described. 